Three language translators using your camera: Worldictionary, PicTranslator, Word Lens

Worldictionary
$3.99
4.5 stars (122 ratings)
The best app on this list, because it includes 22 languages for one price. No additional in-app purchases needed.
Traditional Chinese, Simplified Chinese, English, Japanese, Korean, French, Germany, Italian, Spanish, Portuguese, Dutch, Swedish, Finnish, Danish, Norwegian, Polish, Hungarian, Russian, Czech, Slovak, Indonesian and Romanian.


PicTranslator
$4.99
2.5 stars (291 ratings)
The additional in-app purchases for each language is $1.99. Nine languages available.
-- $3.99 All
-- $1.99 English
-- $1.99 Spanish
-- $1.99 French
-- $1.99 German
-- $1.99 Japanese
-- $1.99 Italian
-- $1.99 Russian
-- $1.99 Korean
-- $1.99 Chinese (Traditional)


word lens
Free
2.5 stars (2,772 ratings)
Even though the app is free, each language costs $4.99 as an in-app purchase. Only four languages available.
-- $4.99 English <--> Spanish
-- $4.99 English <--> French
-- $4.99 English <--> Italian